package com.google.code.solrdimension.indexmodifiers;

import java.util.regex.Pattern;

import org.apache.solr.common.SolrInputDocument;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.google.code.solrdimension.config.StaticConfiguration;
import com.google.code.solrdimension.config.dimensionvalue.AbstractDimensionValueConfig;
import com.google.code.solrdimension.config.dimensionvalue.RegexDimensionValueConfig;

public class SiftDimensionIndexModAction implements IndexModAction {

    private static Logger logger = LoggerFactory.getLogger(SiftDimensionIndexModAction.class);
    
    public boolean execute(AbstractDimensionValueConfig dimensionValueconfig, SolrInputDocument solrInputDoc, Object objectToIndex) {
        
        boolean result = false;
        
        RegexDimensionValueConfig regexDimensionValueConfig = (RegexDimensionValueConfig) dimensionValueconfig;
        
        String stringToIndex = objectToIndex.toString();
        
        if (Pattern.matches(regexDimensionValueConfig.getMatchregex(), stringToIndex)) {
            
            logger.debug("Input String: " + stringToIndex + " matches pattern: " + regexDimensionValueConfig.getMatchregex());
            
            StringBuilder fieldToAdd = new StringBuilder(regexDimensionValueConfig.getDisplayName());
            
            fieldToAdd.append(StaticConfiguration.SEPARATOR).append(stringToIndex);
            
            solrInputDoc.addField(StaticConfiguration.MULTI_VALUED_FIELD_PREFIX + regexDimensionValueConfig.getDimensionId(), regexDimensionValueConfig.getDimensionValueId() + StaticConfiguration.SEPARATOR + objectToIndex);
            
            result = true;
        }
        
        return result;
    }

}
